| // RUN: %clang_cc1 -fsyntax-only -Wuninitialized -fsyntax-only %s -verify |
| |
| #include <xmmintrin.h> |
| |
| void test1(float *input) { |
| __m128 x, y, z, w, X; // expected-note {{variable 'x' is declared here}} expected-note {{variable 'y' is declared here}} expected-note {{variable 'w' is declared here}} expected-note {{variable 'z' is declared here}} |
| x = _mm_xor_ps(x,x); // expected-warning {{variable 'x' is possibly uninitialized when used here}} |
| y = _mm_xor_ps(y,y); // expected-warning {{variable 'y' is possibly uninitialized when used here}} |
| z = _mm_xor_ps(z,z); // expected-warning {{variable 'z' is possibly uninitialized when used here}} |
| w = _mm_xor_ps(w,w); // expected-warning {{variable 'w' is possibly uninitialized when used here}} |
| X = _mm_loadu_ps(&input[0]); |
| X = _mm_xor_ps(X,X); // no-warning |
| } |
| |